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CVSSv2

CVE-2006-6931

Published: 16/01/2007 Updated: 29/07/2017
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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Vulnerability Summary

Algorithmic complexity vulnerability in Snort prior to 2.6.1, during predicate evaluation in rule matching for certain rules, allows remote malicious users to cause a denial of service (CPU consumption and detection outage) via crafted network traffic, aka a "backtracking attack."

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Vendor Advisories

Debian CVElist Bug Report Logs: snort: CVE-2006-6931 - "Backtracking Algorithmic Complexity" DoS against IDS engine
Debian Bug report logs - #407421 snort: CVE-2006-6931 - "Backtracking Algorithmic Complexity" DoS against IDS engine Package: snort; Maintainer for snort is Javier Fernández-Sanguino Peña <jfs@debianorg>; Source for snort is src:snort (PTS, buildd, popcon) Reported by: Javier Fernández-Sanguino Peña <jfs@computerorg ...

References

NVD-CWE-Otherhttp://lists.immunitysec.com/pipermail/dailydave/2007-January/003954.htmlhttp://www.acsac.org/2006/abstracts/54.htmlhttp://www.acsac.org/2006/advance_program.htmlhttp://www.acsac.org/2006/papers/54.pdfhttp://www.cs.wisc.edu/~smithr/pubs/acsac2006.pdfhttp://www.cs.wisc.edu/~smithr/pubs/randy_smith_acsac2006.ziphttp://www.snort.org/pub-bin/snortnews.cgihttp://www.securityfocus.com/bid/21991http://secunia.com/advisories/23716http://security.gentoo.org/glsa/glsa-200702-03.xmlhttp://www.osvdb.org/32096http://securitytracker.com/id?1017508http://secunia.com/advisories/24164http://secunia.com/advisories/24338http://www.mandriva.com/security/advisories?name=MDKSA-2007:051https://exchange.xforce.ibmcloud.com/vulnerabilities/31430https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=407421https://nvd.nist.gov
CVSSv2
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CVSSv3
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